procurement of spares of hydrogen seal of generator , turbine bearing yoke keys , hose with complete fitting for turbine , generator , exciter bearings , gasket set for ms strainers and hrh strainers of bhel make 250 mw kwu tg set for coh of unit no . 11 , spares of hydrogen seal for generator , insulation gasket/1391201012/8 , insulation washer/1391201012/13 , bush ( l==18 , od=17 , id=12 . 2 ) /1391201012/14 , insulating washer/11391201032/4 , bush/11391201032/5 , insulating gasket/11391201032/6 , insulating ring/1393401010/5 , insulating gasket/1393401010/6 , profile l=2100 viton sealing rect . cord/1393401010/7 , ring/1393401010/8 , o ring spec tg 60158 , 32x3/1393401010/9 , insulating sleeve/1393401010/13 , insulating sleeve/1393401010/14 , insulating sleeve/1393401010/17 , insulating part/1393401010/25 , insulating ring/1391201068/3 , insulating ring/1391201068/4 , viton profile 7 . 5x9 , l=2060/1391201068/5 , insulating sleeve/1391201068/10 , turbine bearing yoke keys , yoke key ( bearing no . 01 ) /1160418000 , yoke key ( bearing no . 02 ) /1170318000 , yoke key ( bearing no . 03 ) /1181818000 , yoke key ( bearing no . 04 ) /1181418000 , hose for journal bearing d250x180 , hose dn6x2500/01160418000/4 , pipe clamp/01160418000/48 , screw hex . p m6x10/01160418000/49 , tongued lock washer m6/01160418000/50 , hose for journal & thrust bearing d315x290 , hose dn 16x2200/01170318000/31 , pipe clamp/01170318000/62 , scru hex a- 8 . 8 m6x10/01170318000/63 , washer tab a-st 6 . 4/01170318000/64 , hose for journal bearing d450x425 , hose dn 16x1200/01181418000/49 , hose dn 16x2200/01181418000/50 , pipe clamp/01181418000/51 , tongued lock washer/01181418000/52 , scru cap soc a12 . 9 m6x12/01181418000/53 , hose for journal bearing d400x400 , hose dn 16x1200/01181818000/49 , hose dn 16x2200/01181818000/50 , pipe clamp/01181818000/51 , washer tab a-st6 . 4/01181818000/52 , scru cap soc a12 . 9 m6x12/01181818000/53 , valve block assly , high press . hose l=400/21160118200/4 , jacking oil line assly , high press . hose l=400/11170118200/12 , jop hoses for generator and exciter bearings with complete fittings ( pipe clamp , screw and washer ) , jop hose for bearing no . 05/11391801006/01 , jop hose for bearing no . 06/11391801004/01 , jop hose for bearing no . 07/11421401004/01 , gasket set of ms strainers & hrh strainers , gaskets for ms strainers ( assly . drg . no . 11314350001 ) , gaskets for hrh strainers ( assly . drg . no . 11314471000 )